This lecture deals with some of the problems confronting the teaching of history in South Africa and at the same time makes suggestions for improvement. Firstly, it shows that the problems with which we are faced to-day ...

In the evolution of Mathematics at least two mutations can be discerned: during the Greek era mathematics, which started out as a practical art, became a deductively organised science; during the second half of the nineteenth ...

In this inaugural lecture the basic necessity of a fundamental knowledge of the nature of scientific theory is emphasized. Scientific theory is defined, as a set of systematically organized, logically consistent and ...

Semiconductor devices are today being applied in systems operating at immensely differing levels of power and frequency. The traditional view of Electrical Engineering
being a dualistic discipline comprising the so-called ...

After a brief historical review of heterogeneous catalysis, the contribution of the following four factors towards progress in recent decades will be discussed:
1.
Improvement of experimental methods
2.
Development of ...

The part played by high pressure physics in science and technology is discussed on the basis of the following aspects of high pressure physics:
1. Phase transformations in materials under pressure and the part played by ...

The main objective of the presentation is to analyse and explain the nature and extent of South Africa's international isolation. This is done through a dual comparison:
on the one hand, South Africa is compared with other ...

During the past two decades Clinical Psychology has undergone some radical changes. The greater need for psychological services in a variety of settings such as the general hospital, community health services, industry and ...

In contrast with the accepted usage of the term "learning problems" as isolated entities which can be understood in terms of labeled syndromes or conditions, the pedagogical perspective of learning problems can be clearly ...

In this inaugural lecture the characteristics of contemporary literature and its relation to modern life are analysed. The most important influences upon modern literature are traced, amongst others those of mass communication ...

The exponential growth in the use of the Internet and the consequent growing need for higher bandwidth force the telecommunications industry to expand the laid networks at a much faster rate. Optical fibre is the only ...

Micro-electronics, in contributing to our very survival, has become an essential part of our civilization. The extraordinary advances made in this field bring to light certain limits, of which will be discussed:
• social ...

Air pollution is a world wide problem. It has been known for centuries and had its origin towards the end of the 13th century when coal became popular as a fuel. The problem of air pollution was largely ignored until air ...

In the last twenty years, the study of metamorphism has undergone a major shift of emphasis: from a descriptive to a more quantitative approach aimed at identifying the intensive thermodynamic variables (P, T and X) which ...

The central necessity of models in scientific procedure is discussed. Looking at the history of the development of the natural sciences, especially physics, it emerges that the Book of Nature is written in the language of ...

Although numerous empirical studies and a vast array of facts exist in the field of communication, the new discipline still lacks a sound theoretical framework for the systematic integration of facts. This state of affairs ...